Messages in this thread | | | From | Fuad Tabba <> | Date | Mon, 11 Dec 2023 09:38:11 +0000 | Subject | Re: [PATCH 13/13] arm64/sysreg: Add new system registers for GCS |
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Hi Mark,
On Sat, Dec 9, 2023 at 1:04 AM Mark Brown <broonie@kernel.org> wrote: > > FEAT_GCS introduces a number of new system registers. Add the registers > available up to EL2 to sysreg as per DDI0601 2022-12. > > Signed-off-by: Mark Brown <broonie@kernel.org> > --- > arch/arm64/tools/sysreg | 55 +++++++++++++++++++++++++++++++++++++++++++++++++ > 1 file changed, 55 insertions(+) > > diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg > index 1c6d1c904750..b2007963523e 100644 > --- a/arch/arm64/tools/sysreg > +++ b/arch/arm64/tools/sysreg > @@ -1903,6 +1903,41 @@ Sysreg SMCR_EL1 3 0 1 2 6 > Fields SMCR_ELx > EndSysreg > > +SysregFields GCSCR_ELx > +Res0 63:10 > +Field 9 STREn > +Field 8 PUSHMEn
This is related to my comment for patch 11/13 on HCRX_EL2, now we have a case where the n is in the spec itself, rather than a prefix. Not sure if it would be good to add an n as a prefix as well to these, since they do trap at 0, or if you should just forget my comment on patch 11 :)
Reviewed-by: Fuad Tabba <tabba@google.com>
Cheers, /fuad
> +Res0 7 > +Field 6 EXLOCKEN > +Field 5 RVCHKEN > +Res0 4:1 > +Field 0 PCRSEL > +EndSysregFields > + > +Sysreg GCSCR_EL1 3 0 2 5 0 > +Fields GCSCR_ELx > +EndSysreg > + > +SysregFields GCSPR_ELx > +Field 63:3 PTR > +Res0 2:0 > +EndSysregFields > + > +Sysreg GCSPR_EL1 3 0 2 5 1 > +Fields GCSPR_ELx > +EndSysreg > + > +Sysreg GCSCRE0_EL1 3 0 2 5 2 > +Res0 63:11 > +Field 10 nTR > +Field 9 STREn > +Field 8 PUSHMEn > +Res0 7:6 > +Field 5 RVCHKEN > +Res0 4:1 > +Field 0 PCRSEL > +EndSysreg > + > Sysreg ALLINT 3 0 4 3 0 > Res0 63:14 > Field 13 ALLINT > @@ -2133,6 +2168,10 @@ Field 4 DZP > Field 3:0 BS > EndSysreg > > +Sysreg GCSPR_EL0 3 3 2 5 1 > +Fields GCSPR_ELx > +EndSysreg > + > Sysreg SVCR 3 3 4 2 2 > Res0 63:2 > Field 1 ZA > @@ -2531,6 +2570,14 @@ Sysreg SMCR_EL2 3 4 1 2 6 > Fields SMCR_ELx > EndSysreg > > +Sysreg GCSCR_EL2 3 4 2 5 0 > +Fields GCSCR_ELx > +EndSysreg > + > +Sysreg GCSPR_EL2 3 4 2 5 1 > +Fields GCSPR_ELx > +EndSysreg > + > Sysreg DACR32_EL2 3 4 3 0 0 > Res0 63:32 > Field 31:30 D15 > @@ -2590,6 +2637,14 @@ Sysreg SMCR_EL12 3 5 1 2 6 > Fields SMCR_ELx > EndSysreg > > +Sysreg GCSCR_EL12 3 5 2 5 0 > +Fields GCSCR_ELx > +EndSysreg > + > +Sysreg GCSPR_EL12 3 5 2 5 1 > +Fields GCSPR_ELx > +EndSysreg > + > Sysreg FAR_EL12 3 5 6 0 0 > Field 63:0 ADDR > EndSysreg > > -- > 2.39.2 >
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